JVC HR-S3911UC Manuals

Manuals and User Guides for JVC HR-S3911UC. We have 1 JVC HR-S3911UC manual available for free PDF download: Service Manual

JVC HR-S3911UC Service Manual

JVC HR-S3911UC Service Manual (77 pages)

Brand: JVC | Category: VCR | Size: 7.91 MB

Table of Contents

Table of Contents
14
Important Safety Precautions
15
Disassembly
18
Manually Removing the Cassette Tape
18
Removing the Major Parts
19
How to Read the Procedure Table
19
Disassembly Procedure
19
Emergency Display Function
21
Displaying the EMG Information
21
Clearing the EMG History
21
Details of the OSD Display in the EMG Display Mode
22
EMG Content Description
23
EMG Detail Information<1
24
EMG Detail Information<2
25
EMG Detail Information<3
25
Service Position
26
How to Set the "Service Position
26
Jig RCU Mode
26
Setting the Jig RCU Mode
26
Setting the User RCU Mode
26
Mechanism Service Mode
26
How to Set the "Mechanism Service Mode
26
How to Exit from the "Mechanism Service Mode
26
Maintenance and Inspection
27
Cleaning
27
Lubrication
27
Suggested Servicing Schedule for Main Components
27
Mechanism
28
Before Disassembling
28
Notes
28
Mechanism Operation Check
28
Setting the Mechanism Assembling Mode
28
Layout of the Main Mechanism Parts
29
Disassembling Procedure Table
30
Replacement of the Main Mechanism Parts
31
Cassette Holder
31
A/C Head
32
Guide Arm, Pinch Roller Arm
33
Idler Arm, Idler Gear 1/2
33
Main Brake(T), Brake Lever, Tension Arm,Reel Disk(S/T), Rec Safety Lever
33
Press Lever, Control Cam, Capstan Brake Assembly,Loading Motor Assembly
34
Capstan Motor, Load Gear, Control Plate
35
Clutch Unit Assembly, Direct Gear
36
Mechanism Timing Chart
37
Adjustment
38
Before Adjustment
38
Precaution
38
Required Test Equipments
38
Required Adjustment Tools
38
Color(Colour) Bar Signal, Color(Colour) Bar Pattern
38
Switch Settings
38
Manual Tracking Mode (Auto Tracking ON/OFF) Setting
39
EVR Adjustment
39
Mechanism Compatibility Adjustment
39
Tension Pole Position
39
FM Waveform Linearity
40
Height and Tilt of the A/C Head
40
A/C Head Phase(X-Value)
41
Electrical Adjustment
41
Servo Circuit
41
Switching Point
41
Slow Tracking Preset
41
Video Circuit
42
EE Y/PB y (S-Vhs/Vhs)Level
42
Audio Circuit
42
Audio REC FM
42
Charts and Diagrams
43
Board Interconnections
45
Main(Video/N. Audio) Schematic Diagram
46
Main(S-Sub) Schematic Diagram
47
Main(Syscon) Schematic Diagram
48
Main(Sw.reg) Schematic Diagram
49
Main(Tuner) Schematic Diagram
50
Main(Fma/Demod) Schematic Diagram
51
Main(Front) Schematic Diagram
52
Main(Terminal) Schematic Diagram
53
Digital Schematic Diagram
54
Digital Circuit Board
55
Remote Controller Scematic Diagram
58
Waveforms
58
Voltage Charts
59
Fdp Grid Assignment and Anode Connection
59
Cpu Pin Function
60
System Control Block Diagram
61
Video Block Diagram
62
Audio Block Diagram
64
Parts List
65
Packing and Accessory Assembly<M1
65
Final Assembly<M2
67
Mechanism Assembly<M4
69
Electrical Parts List
70
Main Board Assembly<03
70
Digital Board Assembly<05
76
A/C Head Board Assembly<12
77
Rear S Jack Board Assembly<29
77
Front S Jack Board Assembly<36
77
Adv.jog/Sw Board Assembly<38
77
Loading Motor Board Assembly<55
77
R.pause Board Assembly<99
77

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